#include <stdio.h>
#include <iostream>

int main(void)
{
    printf("%d\n", 15 - 37);

    int i,j;
    printf("%d",i);
    printf("%d",j);

    int vx = 0;
    scanf("%d", &vx);
    printf(">> %d\n", vx);

    system("pause");
    return 0;
}
